“mattic epipedon”的概念、定义、翻译、参考文献-科学参考

单词	mattic epipedon
释义	mattic epipedon Encyclopedia 农学土壤诊断表层释 mattic epipedon草毡表层高寒草甸植被下具高量有机碳和有机物质、活根与死根根系交织缠结形成的毡状表层。又称草毡层。
随便看	weld weldability weldability of metal weld bonding weld defect weld defects of oil and gas pipeline manufacturing welded hollow spherical joint welded joint welded structure welded tube and pipe process welded tube/pipe welder welder’s pneumoconiosis weld heat affected zone welding welding assembly chemicals welding automation welding-brazing welding consumables welding database welding deformation welding effect welding electrode welding engineer welding environment,health and safety

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